How to use rxjs module in ReactJS ?
Approach: In the following example, we have used the Rxjs module to demonstrate how we can use it in our ReactJS application. We can create a user-defined printData function which has a range function starting from 1 to 50, and it filters the number whose modulo 2 is equal to 1 and map its to multiply itself, and then we have printed the resulted number in our console screen. We have a button on UI and if the user clicks, this printData function is called.
Creating React Application And Installing Module:
Step 1: Create a React application using the following command:
npx create-react-app foldername
Step 2: After creating your project folder i.e. folder name, move to it using the following command:
Step 3: After creating the ReactJS application, Install the required module using the following command:
npm install rxjs
Project Structure: It will look like the following.
Example: Now write down the following code in the App.js file. Here, App is our default component where we have written our code.
Step to Run Application: Run the application using the following command from the root directory of the project:
Output: Now open your browser and go to http://localhost:3000/, you will see the following output: